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Welcome to JAG David & Company CPAs

Unleashing Your Financial Triumph

Embark on a journey of financial triumph with JAG David & Company CPAs your avant-garde partner in Hampstead, New Hampshire. More than an accounting firm, we are architects of your financial well-being, crafting a bespoke experience that transcends conventional services.


Navigating Financial Waters

Tax Mastery

Effortlessly navigate the intricate waters of tax planning with our seasoned team. We orchestrate plans to minimize your tax burden, ensuring you retain more of your hard-earned wealth.

Streamlined Finances

Simplify the tapestry of your financial life. Our experts handle recordkeeping and report filing, liberating you to focus on your passions while we weave financial intricacies seamlessly.

Decoding Financial Intelligence

Empower your business decisions with financial intelligence. Our experts decode financial reports, guiding you away from pitfalls and toward profit-maximizing strategies.

Business Brilliance

Illuminate the path to business success. Uncover underperforming areas and let us sculpt strategies that amplify profitability, ensuring your business radiates brilliance.

Golden Years Assurance

Secure your golden years with meticulous retirement planning. We curate plans that guarantee a comfortable retirement, allowing you to savor every moment.

Legacy of Prosperity

Craft a legacy of prosperity. Our team orchestrates business succession plans, ensuring your enterprise thrives for generations to come.

Tailored Solutions, Timely Execution

Our approach is a symphony, harmonizing with your unique needs and goals. Collaboratively, we identify services that not only meet but elevate your requirements. Experience the art of timely and efficient information handling.

The JAG David Difference

With a legacy spanning over 30 years, we bring a wealth of experience to southern New Hampshire and northern Massachusetts. A consultation with us is an exploration into your financial success, free from obligations.

Online Elegance

Our Online Office is a portal to financial elegance, bringing services directly to your doorstep. Seamlessly engage with your financial management from the comfort of your space.


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Latest Information

Client Resource Center

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Featured Article:

In The News

The following is an overview of some of the tax news and legislative proposals discussed or introduced over the past several weeks.

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Weekly Tax Tips

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Featured TaxTip:

Don't Fall for These 5 Audit Myths

Separating truth from fiction about IRS audits is an important exercise for everyone. Here are 5 audit myths that, if believed, can cost you.

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TaxVid Videos

Client Update Newsletter

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Partner With a Tax Expert if the IRS Comes Knocking

Here are several reasons to partner with a tax professional as soon as you receive a letter from the IRS.

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Get To Know Us

Jonathan A. Giegerich, CPA, MST

Jonathan A. Giegerich, CPA, MST

Owner, Managing Director

Jonathan is the firm's Managing Director. Jonathan has been practicing public accounting since 2007.  He is a graduate of Bob Jones University and has received his Masters of Science in Taxation at Suffolk University.  Jonathan's responsibilities include preparation and review of tax returns, financial statements, providing general business advice to our clients, researching tax regulations, corporate and individual tax planning and representing clients with tax authorities.  Jonathan runs the day to day operations of the firm and handles new client engagement. 

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Where to Find Us

Here are the best ways to contact us.


3 West Road PO Box 368, Hampstead, NH 03841

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